USED EPPENDORF BIOPHOTOMETER

Eppendorf BioPhotometer Spectrophotometer UV/VIS w WARRANTY

This is a Nice Used Biphotometer in Excellent Working Condition. Physically the Unit Has Medium General Wear with Some Mild Staining on the Exterior Casing and Wear on the Sample Button (As Pictured). Comes with Power Cord and User's Manual, No Cuvettes. Unit will be Guaranteed for 30 Days Allowing Enough Time for your Lab to Fully Test and Inspect.

Specifications:

Optical system: Absorption single-beam photometer with reference beam

Light source: Xenon flash lamp

Wavelengths: Xe 230; 260; 280; 320; 562; 595 nm

Spectral bandwidth: 5 nm: 230-320 nm; 7 nm: 562-595 nm

Photometric measuring range: 0.000-3.000 A

Systematic error: +/-1% at 1 A

Random error: less than 0.5% at 1 A

Absorbance/concentration using conversion factor

Concentration using calibration with 1 to 10 standards

Endpoint calibration (1 standard)

Linear regression (2-10 standards)

Nonlinear regression (polynom, 3rd degree; 4 or 5 standards), single,double or triple determ.

Ratio: A 260/280, ratio A 260/230, molar concentration, total yield

Warburg formula for protein direct A280

Calibration memory: For all protein standard calibrations

Results memory: For last 100 results: absorption and ratio values, sample number, dilution, date and time

Interface: RS-232C, serial, for printer or PC